Ji Sung Nam vs Yunseong Chung Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
J. Sung Nam vs Y. Chung

Ji Sung Nam

KOR

3

Win

Played

2

Win

Age

6'0" (183 cm)

Height

5'10" (178 cm)

761

C. Rank

894

236

Best Rank

233

Total Titles

YTD Titles

$1.4K

Career Money

$18.9K

Right-Handed

Plays

Right-Handed

Yunseong Chung

KOR

3

Win

Played

2

Win

Age

6'0" (183 cm)

Height

5'10" (178 cm)

761

C. Rank

894

236

Best Rank

233

Total Titles

YTD Titles

$1.4K

Career Money

$18.9K

Right-Handed

Plays

Right-Handed

Head-to-head: Nam 3 - 2 Chung

They have played 12 sets in total, with Ji Sung Nam winning 6 and Yunseong Chung winning 6. The last match between Ji Sung Nam and Yunseong Chung was at the Taipei Challenger, 14-05-2024, Round: R1, Surface: Hard, with Ji Sung Nam getting the victory 6-4 7-6(0).

Players	Head To Head Match Wins
Nam	3
Chung	2

Last 5 H2H Matches:

(R1) Taipei Challenger(05-14-24)

Stats

Ji Sung Nam

Yunseong Chung

(R1) Gwangju Challenger(10-04-22)

Stats

Ji Sung Nam

Yunseong Chung

(R1) Columbus Challenger(09-21-21)

Stats

Ji Sung Nam

Yunseong Chung

J. S. Nam vs Y. Chung H2H Profile

J. S. Nam	Stats	Y. Chung
$1,445	Career Prize Money	$18,885
56.27% (305-237)	Career Total W/L	56.91% (284-215)
2	Hard	2
1	Indoor	0
6	Titles	4
3	Total H2H Matches	2
0% (0-0)	YTD Win/Loss	0% (0-0)

J. S. Nam vs Y. Chung Match Preview:

Second serve performance recent form: In recent form (last 6 months), Ji Sung Nam has won 40.19% of points on their second serve, while Yunseong Chung has won 43.56%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Ji Sung Nam, in recent form, has won 46.38% of their opponent's second serve points, while Yunseong Chung has won 41.67%. The same stats for first serve returns are 29.38% and 25.08% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Ji Sung Nam has saved 54.89% of breakpoints in recent form, whereas Yunseong Chung has saved 53.33% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Ji Sung Nam has won 55.88% of matches played (W/L 19/15), with Yunseong Chung winning 60.00% (W/L 12/8) that gives us an overall head-to head prediction overview.
Best surface: Ji Sung Nam has their best career surface win % on Hard, winning 58% (W/L 255/185), and worse career win % on Grass, winning 33% (W/L 1/2). Yunseong Chung has their best career surface win % on Clay, winning 58% (W/L 37/26), and worse career win % on Grass, winning 50% (W/L 3/3).
Player level: In the last year, Ji Sung Nam has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 69.57% of matches (W/L 16/7), where as Yunseong Chung has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 66.67% of matches (W/L 12/6). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
Direct H2H matches: They have played 5 times before with Ji Sung Nam winning 3 times and Yunseong Chung being victorious 2 times. They have played 12 sets in total, with Ji Sung Nam winning 6 and Yunseong Chung winning 6.
The last match between Ji Sung Nam and Yunseong Chung was at the Taipei Challenger, 14-05-2024, Round: R1, Surface: Hard, with Ji Sung Nam getting the victory 6-4 7-6(0).
Head to head match duration: In past head to head matches, the average match time between these players has been 1:3:22.
Opponent quality stats: Over the last 12 months, Ji Sung Nam has played against opponents with an average rank of 425.74 while Yunseong Chung has played against players with an average rank of 442.55.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Ji Sung Nam has won 50% of deciding sets over the last 12 months, while Yunseong Chung has won 50% in all matches played on tour.
Break point conversion: In recent form, Ji Sung Nam has converted 43.01% of breakpoint opportunities, and Yunseong Chung has converted 31.67% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Ji Sung Nam vs Yunseong Chung Editorial Preview By TennisTipster88.

J. S. Nam vs Y. Chung H2H Stats Used In Our Predictions

J. S. Nam	Stats	Y. Chung
3	H2H Matches Won	2
6	Sets Won	6
54	Games Won	64
22	Aces (Total)	10
11	Total Double Faults	6
1:3:22	Average Match Time	1:3:22
63% (163/258)	1st Serve %	64% (164/258)
74% (121/163)	1st Serve Win %	66% (109/164)
48% (46/95)	2nd Serve Win %	53% (50/94)
38% (8/21)	Break Pts Won %	50% (7/14)
38% (99/258)	Return Points Win %	35% (91/258)
60% (3/5)	Best‑of‑3 Win %	40% (2/5)
100% (2/2)	Deciding Set Win %	0% (0/2)
100% (1/1)	1st Set Won, Won Match	50% (2/4)
0% (0/1)	1st Set Won, Lost Match	50% (2/4)
50% (2/4)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

J. S. Nam Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Zhangjiagang Challenger - 25-08-2025
Q3 Tsung-Hao HuangT. Huang	L	6-2 6-4	Stats
Q1 Niki Kaliyanda PoonachaN. Kaliyanda	W	6-4 ret.	Stats
M15 Maanshan - 18-08-2025
R2 Sung Woo ChoS. Woo	L	7-6(5) 3-6 6-3	Stats
R1 Jaesung ChoeJ. Choe	W	7-6(5) 6-1	Stats
Grodzisk Mazowiecki Challenger - 04-08-2025
Q1 Rafael JodarR. Jodar	L	6-0 6-3	Stats

View All

Y. Chung Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M25 Taipei - 25-08-2025
R2 Yuki MochizukiY. Mochizuki	L	7-6(8) 6-4	Stats
R1 Kuan-Yi LeeK. Lee	W	4-6 7-5 7-6(2)	Stats
M25 Taipei - 18-08-2025
R1 Soon-Woo KwonS. Kwon	L	6-1 6-3	Stats
Q3 Xiao-Feng ZhouX. Zhou	W	6-3 6-2	Stats
M15 Nakhon Pathom - 28-07-2025
R1 Asahi HarazakiA. Harazaki	L	6-3 6-2	Stats

View All

J. S. Nam vs Y. Chung Stats Breakdown Vs All H2H Opponents

J. S. Nam	Stats	Y. Chung
56.27% (305/237)	YTD Win/Loss	56.91% (284/215)
55.75% (684/543)	Sets Win/Loss	56.48% (645/497)
52.30% (5944/5421)	Games Win/Loss	52.63% (5654/5088)
57.95% (255/185)	Hard Win/Loss	57.44% (224/166)
50.00% (28/28)	Clay Win/Loss	58.73% (37/26)
48.84% (21/22)	Indoor Hard W/L	50.00% (20/20)
33.33% (1/2)	Grass Win/Loss	50.00% (3/3)
0.18	Aces Per Game	0.29
1018	Aces Total	1541
0.17	Double Faults Per Game	0.19
959	Total Double Faults	995
1st Match	Average Match Time	1:21:16
580.36	Average Opponent Rank	548.27
65% (14218/21863)	1st Serve %	62% (18613/29985)
67% (9590/14218)	1st Serve Win %	69% (12787/18613)
49% (3729/7645)	2nd Serve Win %	51% (5831/11372)
44% (1145/2597)	Break Points Won % (Total)	42% (1340/3162)
43% (9823/22973)	Return Points Win %	40% (12398/30737)
0.00% (0/1)	Slam W/L	0.00% (0/1)
50.00% (3/3)	Cups W/L	0.00% (0/1)
20.00% (1/4)	Main Tour W/L	57.14% (4/3)
49.53% (106/108)	Challenger W/L	52.14% (134/123)
61.71% (195/121)	Futures W/L	62.66% (146/87)
56% (295/526)	Best of 3 Sets Win %	57% (280/487)
100% (4/4)	Best of 5 Sets Win %	0% (0/7)
54% (75/140)	Tiebreaks Win % (Total)	55% (73/133)
47% (72/152)	Deciding Set Win %	48% (68/143)
86% (303/260)	1st Set Won, Won Match	85% (291/248)
14% (303/42)	1st Set Won, Lost Match	15% (291/43)
19% (238/45)	1st Set Lost, Won Match	17% (207/35)